This Seeking Tech guide will explain how you can get the trophy called No Resting until I Have Cooper in Sly 2 Band of Thieves (2024) on PS5 and PS4.
This will unlock when you meet the following requirements: “As Sly, throw a Music Box at Carmelita in Episode 6: He Who Tames the Iron Horse.”
Use the following video as a guide:
For the first step, collect all the clue bottles and then unlock the vault to get the Music Box.
Afterwards, use the Music Box on Carmelita in the same episode to unlock the trophy.